Item # NJ2248, Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs On NTN Bearing Corp. of America

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	Item # NJ2248, Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

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Ordering Options		Find a Distributor Contact NTN Customer Support Specialist Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type		Cylindrical Roller Bearing

Bore Type		Round

Material		Hardened Alloy Steel

Cage Material		High Strength, 2 piece, Machined Brass

Limiting Speed - Oil		1600 RPM

Limiting Speed - Grease		1300 RPM

Configuration		One

Tolerance		ISO Class 0 (RBEC 1)

Oil Hole		w/o Oil Hole

Radial Internal Clearance		CN

Static Load Rating		520000 lbf 2320000 N 2320.00 kN

Dynamic Load Rating		325000 lbf 1440000 N 1440.00 kN

Enclosure		Open

Weight		176.370 lb 80.000 kg

Operating Temperature Range		-40 to 250 ºF -40 to 120 ºC

Dimensional Specifications

		Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs - NJ Type - Dimensions larger image

d		9.4488 in 240.000 mm

D		17.3228 in 440.000 mm

B		4.7244 in 120.000 mm

Fw		11.6142 in 295.000 mm

J		12.3228 in 313.000 mm

r		0.1575 in 4.000 mm

da min		10.0787 in 256.000 mm

db min		10.0787 in 256.000 mm

Da max		16.6929 in 424.000 mm

Db max		16.6929 in 424.000 mm

Db min		15.3543 in 390.000 mm

r1as max		0.1181 in 3.000 mm

Item # NJ2248, Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs